in·u·tile (ĭn-ytl, -ytīl′)
Lacking in utility or serviceability; not useful.
[Middle English, from Old French, from Latin inūtilis : in-, not; see IN-1 + ūtilis, useful; see UTILE.]
in′u·tili·ty (ĭn′y-tĭlĭ-tē) n.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2020 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.